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CEGL001997 Valeriana sitchensis - Ligusticum grayi Meadow

Type Concept Sentence: No Data Available


Common (Translated Scientific) Name: Sitka Valerian - Gray''s Licorice-root Meadow

Colloquial Name: No Data Available

Hierarchy Level:  Association

Type Concept: This subalpine meadow association is found on moderately steep, mostly northeast and east slopes with well-drained soils. These variably dense herbaceous meadows often occur near Abies lasiocarpa tree islands. They are always codominated by Valeriana sitchensis, which is usually the most abundant species. Festuca viridula, Ligusticum grayi, Lupinus arcticus ssp. subalpinus, and Lupinus latifolius are prominent to codominant. Arnica latifolia, Castilleja parviflora, Carex nigricans, Erigeron peregrinus, Luzula glabrata var. hitchcockii, Polygonum bistortoides, or Pulsatilla occidentalis are other herbaceous species usually present in this diverse community. This association occurs at Mount Rainier National Park, the North Cascades and less commonly in the Olympic Mountains.

Diagnostic Characteristics: No Data Available

Rationale for Nominal Species or Physiognomic Features: No Data Available

Classification Comments: This association is similar to ~Festuca viridula - Lupinus latifolius Meadow (CEGL001635)$$ and ~Festuca viridula - Eucephalus ledophyllus Meadow (CEGL001632)$$. The latter grassland associations lack high cover of Valeriana and generally appear in drier locations.

Similar NVC Types: No Data Available
note: No Data Available

Physiognomy and Structure: No Data Available

Floristics: No Data Available

Dynamics:  No Data Available

Environmental Description:  No Data Available

Geographic Range: No Data Available

Nations: US

States/Provinces:  WA




Confidence Level: Low

Confidence Level Comments: No Data Available

Grank: G3G4Q

Greasons: No Data Available


Concept Lineage: No Data Available

Predecessors: No Data Available

Obsolete Names: No Data Available

Obsolete Parents: No Data Available

Synonomy: = Valeriana sitchensis - Ligusticum grayi Herbaceous Vegetation (Chappell and Crawford 2005)
= Valeriana sitchensis / Ligusticum grayi (Hamann 1972)
= Valeriana sitchensis-Ligusticum grayi Herbaceous Vegetation (Crawford et al. 2009)
= Valeriana sitchensis/Ligusticum grayi Association (Hamann 1972)

Concept Author(s): Crawford et al. (2009)

Author of Description: Crawford et al. (2009)

Acknowledgements: No Data Available

Version Date: 01-07-16

  • Bourgeron, P. S., and L. D. Engelking, editors. 1994. A preliminary vegetation classification of the western United States. Unpublished report. The Nature Conservancy, Western Heritage Task Force, Boulder, CO. 175 pp. plus appendix.
  • Chappell, C. B. 2006b. Upland plant associations of the Puget Trough ecoregion, Washington. Natural Heritage Report 2006-01. Washington Department of Natural Resources, Natural Heritage Program, Olympia, WA. [http://www.dnr.wa.gov/nhp/refdesk/communities/pdf/intro.pdf]
  • Chappell, C. B., and R. C. Crawford. 2005. Progress report: Vegetation classifications for Mount Rainier, North Cascades, and Olympic national parks. USDI National Park Service, Port Angeles, WA. 3 pp. plus 3 appendices.
  • Crawford, R. C., C. B. Chappell, C. C. Thompson, and F. J. Rocchio. 2009. Vegetation classification of Mount Rainier, North Cascades, and Olympic national parks. Plant association descriptions and identification keys: Appendices A-G. Natural Resource Technical Report NPS/NCCN/NRTR--2009/D-586. National Park Service, Fort Collins, CO. 586 pp.
  • Hamann, M. J. 1972. Vegetation of alpine and subalpine meadows of Mount Rainier National Park, Washington. Unpublished thesis, Washington State University, Pullman. 120 pp.
  • WNHP [Washington Natural Heritage Program]. 2018. Unpublished data files. Washington Natural Heritage Program, Department of Natural Resources, Olympia, WA.
  • Western Ecology Working Group of NatureServe. No date. International Ecological Classification Standard: International Vegetation Classification. Terrestrial Vegetation. NatureServe, Boulder, CO.